Apple today released GarageBand 5.0.1 via its Software Update utility and on the Web. According to the release notes, this update improves overall stability and addresses specific issues with downloading lessons from the Learn to Play Lesson Store. It is recommended for all GarageBand '09 users. GarageBand 5.0.1 weighs in at 26.74MB and requires Mac OS X 10.5.6 or later.